JP2517296Y2 - Corrugated pipe connection structure and corrugated pipe terminal protection device - Google Patents
Corrugated pipe connection structure and corrugated pipe terminal protection deviceInfo
- Publication number
- JP2517296Y2 JP2517296Y2 JP4706690U JP4706690U JP2517296Y2 JP 2517296 Y2 JP2517296 Y2 JP 2517296Y2 JP 4706690 U JP4706690 U JP 4706690U JP 4706690 U JP4706690 U JP 4706690U JP 2517296 Y2 JP2517296 Y2 JP 2517296Y2
- Authority
- JP
- Japan
- Prior art keywords
- corrugated pipe
- corrugated
- protection device
- pipe
- terminal protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案は、波付管の接続構造及び波付管端末保護装置
に関するものである。The present invention relates to a corrugated pipe connection structure and a corrugated pipe terminal protection device.
（従来の技術） 従来、この種の波付管の接続構造としては、第８図に
示すように壁面に端末部分が露出するように全体が埋設
される波付管（80）と、その波付管（80）の端末内面に
挿入される端末保護装置（90）とからなる接続構造が知
られている。この接続構造においては、波付管（80）の
内面に一定の間隔をなしてパラレルに環状に複数突出形
成された山部（81）の両側方に形成される谷部（82）に
対し、端末保護装置（90）の外周に突設した係止爪（9
1）を強制的に押し込んで係合させることによって波付
管（80）の端末と端末保護装置（90）とを接続してい
る。(Prior Art) Conventionally, as a connection structure for this type of corrugated pipe, as shown in FIG. 8, the corrugated pipe (80) is entirely buried so that the terminal portion is exposed on the wall surface, and the corrugated pipe. A connection structure including a terminal protection device (90) inserted into the inner surface of the terminal of the attached tube (80) is known. In this connection structure, the inner surface of the corrugated pipe (80) is formed at a constant interval with respect to the valley portions (82) formed on both sides of the mountain portions (81) formed in parallel and projecting in an annular shape. Locking claws (9
The terminal of the corrugated pipe (80) and the terminal protection device (90) are connected by forcibly pushing in and engaging 1).
（考案が解決しようとする課題） ところが、前記従来の波付管（80）と端末保護装置
（90）の接続構造においては、端末保護装置（90）をむ
りやり波付管（80）に押し込んでいるため、波付管（8
0）に傷がついてしまうといった問題や、波付管（80）
が変形してしまうといった問題や、一旦端末保護装置
（90）を波付管（80）に接続すると外すのが困難である
といった問題があった。(Problems to be solved by the invention) However, in the conventional connecting structure of the corrugated pipe (80) and the terminal protection device (90), the terminal protection device (90) is forced to be pushed into the corrugated pipe (80). Therefore, the corrugated pipe (8
The problem of scratches on (0) and corrugated pipe (80)
There was a problem that it was deformed, and it was difficult to remove the terminal protection device (90) once it was connected to the corrugated pipe (80).
そこで、本考案の目的は、構造が簡単であって、しか
も波付管に対する端末保護装置の接続及び取り外しが簡
単かつ確実な波付管の接続構造及び波付管端末保護装置
を提供することにある。Therefore, an object of the present invention is to provide a corrugated pipe connecting structure and a corrugated pipe terminal protection device, which have a simple structure and in which connection and disconnection of the terminal protection device to and from the corrugated pipe are easy and reliable. is there.
（課題を解決するための手段） 上記目的を達成するために、請求項１に記載の本考案
の波付管の接続構造においては、内周に形成されるパラ
レルな波の山部の一部を切欠形成した切溝を有する波付
管と、前記切溝を通過し波付管の内周上を移動すること
により山部の内側の谷部に配置されて波付管を係止する
係止突起を波付管の端末に挿入される円筒状の管接続部
の外面に有する配管装置とを備えたことを特徴としてい
る。(Means for Solving the Problems) In order to achieve the above object, in the corrugated pipe connection structure of the present invention as set forth in claim 1, a part of the parallel wave peaks formed on the inner circumference is provided. A corrugated pipe having a cut groove formed by notching, and a member for locking the corrugated pipe which is arranged in a valley portion inside a mountain portion by moving on the inner circumference of the corrugated pipe passing through the cut groove. A piping device having a stop projection on the outer surface of a cylindrical pipe connecting portion to be inserted into the end of the corrugated pipe.
又、請求項２に記載の波付管端末保護装波置において
は、波付管の端末に挿入される円筒状の管接続部と、前
記管接続部の外面に撓むことなく一体に突出形成され、
波付管の内周に突出形成される山部に切欠形成された切
溝のみを通過し波付管の内周上を移動することにより山
部の内側の谷部に配置される係止突起とを備えたことを
特徴としている。Further, in the corrugated pipe terminal protection corrugated device according to claim 2, the cylindrical pipe connecting portion to be inserted into the end of the corrugated pipe is integrally projected with the outer surface of the pipe connecting portion without bending. Formed,
Locking protrusions that are placed in the valleys inside the peaks by moving only on the inner circumference of the corrugated tube by passing only through the notches formed in the peaks formed on the inner circumference of the corrugated tube It is characterized by having and.
（作用） 前記した請求項１に記載の構成により、山部の一部を
切欠形成した切溝を有する波付管と、係止突起を管接続
部の外面に有する配管装置とを接続する際には、波付管
の切溝に配管装置の係止突起を対応させて管接続部を波
付管の端末に挿入する。そして、波付管若しくは配管装
置を回転すると、係止突起は、山部の一部に切欠形成さ
れた切溝のみを通過し波付管の内周上を移動することに
より山部の内側の谷部に配置されるので、係止突起が山
部によって簡単かつ確実に抜け止めされるようになる。
又、さらに配管装置を回転させて再び係止突起と切溝と
を対応させれば、配管装置は波付管から簡単に取り外さ
れる。(Operation) When connecting the corrugated pipe having the cut groove formed by cutting out a part of the mountain portion and the piping device having the locking projection on the outer surface of the pipe connecting portion by the configuration according to the above-mentioned claim 1. In this case, the pipe connection portion is inserted into the end of the corrugated pipe by making the cutouts of the corrugated pipe correspond to the locking projections of the piping device. Then, when the corrugated pipe or the piping device is rotated, the locking projection passes through only the kerf formed in a part of the corrugated portion and moves on the inner circumference of the corrugated pipe so that the inside of the corrugated portion is not moved. Since it is arranged in the trough, the locking projection can be easily and reliably prevented from coming off by the crest.
Further, if the piping device is further rotated and the locking projection and the cut groove are made to correspond again, the piping device can be easily removed from the corrugated pipe.
又、請求項２に記載の構成により、管接続部の外面に
波付管の谷部に配置され山部によって係止される係止突
起を設けるだけで、山部に切溝を備えた波付管の端末に
対し挿入して回転させれば波付管に簡単かつ確実に接続
固定され、又取り外しされる。Further, according to the configuration of claim 2, the corrugated portion having the kerf is formed only by providing the outer surface of the pipe connecting portion with the locking projection arranged at the trough portion of the corrugated pipe and locked by the mountain portion. If it is inserted into the end of the attached tube and rotated, it can be easily and surely connected and fixed to the corrugated tube and removed.
（実施例） 次に、本考案を具体化した波付管の接続構造及び波付
管端末保護装置の一実施例について図面に従って説明す
る。(Embodiment) Next, an embodiment of a corrugated pipe connection structure and a corrugated pipe terminal protection device embodying the present invention will be described with reference to the drawings.
第１図、第２図及び第６図に示すように、本実施例の
波付管端末保護装置（20）は、波付管（10）の端末内周
に挿入される円筒状の管接続部（21）と、その外面に二
つ突設された係止突起（22）とを備えている。尚、この
端末保護装置（20）は、波付管（10）をケーブル引き込
み時等において外傷から保護するとともに、波付管端部
の外観の仕上げをするために用いられるものである。As shown in FIGS. 1, 2, and 6, the corrugated pipe terminal protection device (20) of the present embodiment is a cylindrical pipe connection inserted into the inner periphery of the corrugated pipe (10) at the terminal. It has a part (21) and two locking projections (22) provided on the outer surface of the part (21). The terminal protection device (20) is used to protect the corrugated pipe (10) from external damage when the cable is pulled in, and to finish the outer appearance of the corrugated pipe end.
一方、この端末保護装置（20）に接続される第３図に
示す波付管（10）は、第４図及び第６図に示すようにそ
の内周に一定の間隔をなして環状に複数突出形成された
山部（11）を備えている。そして、各山部（11）の両側
方には、谷部（12）が形成されている。On the other hand, the corrugated pipe (10) shown in FIG. 3 connected to the terminal protection device (20) has a plurality of annular pipes with a constant interval on its inner circumference as shown in FIGS. 4 and 6. The projecting mountain portion (11) is provided. Then, valley portions (12) are formed on both sides of each mountain portion (11).
さらに、この波付管（10）は、その長手方向に所定間
隔離間する山部（11）において、山部（11）の両側方の
谷部（12）を部分的につなぐように山部（11）の一部を
切欠形成した切溝（13）を備えている。尚、前記所定間
隔は、必要に応じて数cmから数ｍといった広い範囲で適
宜選択されるものである。Further, the corrugated pipe (10) has a mountain portion (11) spaced apart by a predetermined distance in the longitudinal direction so as to partially connect the valley portions (12) on both sides of the mountain portion (11). The groove (13) is formed by notching a part of (11). The predetermined interval is appropriately selected within a wide range of several cm to several m as required.
本実施例の波付管（10）において前記切溝（13）は、
第４図に示すように山部（11）の周上の180度離間した
対向位置に一対設けられている。尚、この切溝（13）
は、第５図に示すように二以上の複数の隣あった山部
（11）に向き合って並んで連続するように設けて実施し
てもよく、又、波付管（10）の全長手方向に連続するよ
うに設けてもよい。この場合、波付管（10）の切断位置
を適宜変更して山部（11）においても谷部（12）におい
ても切断することができる。さらに、切溝（13）は、山
部（11）の周上に一つだけ設けたり、山部（11）の周上
の90度若しくは60度等の離間した対向位置に複数設けて
実施してもよい。In the corrugated pipe (10) of this embodiment, the cut groove (13) is
As shown in FIG. 4, a pair is provided at opposing positions on the circumference of the mountain portion (11) and spaced apart by 180 degrees. In addition, this kerf (13)
May be provided so as to face two or more adjacent mountain portions (11) side by side, as shown in FIG. 5, so as to be continuous, or the entire length of the corrugated pipe (10). You may provide so that it may continue in a direction. In this case, the cutting position of the corrugated pipe (10) can be appropriately changed to cut the corrugated portion (11) and the valley portion (12). Further, one cutting groove (13) may be provided on the circumference of the mountain portion (11), or a plurality of cutting grooves (13) may be provided at opposing positions spaced by 90 degrees or 60 degrees on the circumference of the mountain portion (11). May be.
又、本実施例の波付管（10）においては、第６図に示
すように前記切溝（13）が設けられた山部（11）の側面
に凹部（14）が形成されている。Further, in the corrugated pipe (10) of the present embodiment, as shown in FIG. 6, a concave portion (14) is formed on the side surface of the mountain portion (11) provided with the cut groove (13).
尚、前記端末保護装置（20）の係止突起（22）は、切
溝（13）を通過することができ、かつ、谷部（12）の幅
とほぼ同一の大きさとなるように設けられ、又、その側
面には、前記凹部（14）が係合する突部（23）が形成さ
れている。The locking projection (22) of the terminal protection device (20) is provided so that it can pass through the kerf (13) and has substantially the same size as the width of the valley (12). Further, a protrusion (23) with which the recess (14) is engaged is formed on the side surface thereof.
次に、この波付管（10）と端末保護装置（20）とから
構成される波付管の接続構造の作用について波付管（1
0）を壁裏に埋設する場合に従って説明する。まず、こ
の波付管（10）に波付管端末保護装置（20）を接続する
際には、波付管（10）を切溝（13）が設けられた山部
（11）において切断する（第３図におけるＡ−Ａ線）。
すると、切断された波付管（10）の双方の端部に切溝
（13）が設けられた山部（11）が配置され、この波付管
（10）においては、何れの端部側も配管装置に接続する
ことかできるようになり大変便利である。そして、その
波付管（10）の端末を壁面に露出させて、波付管（10）
を埋設する。Next, the operation of the corrugated pipe connecting structure composed of the corrugated pipe (10) and the terminal protection device (20) will be described.
0) will be explained according to the case of being buried under the wall. First, when the corrugated pipe terminal protection device (20) is connected to the corrugated pipe (10), the corrugated pipe (10) is cut at the mountain portion (11) provided with the cut groove (13). (A-A line in FIG. 3).
Then, the crests (11) provided with the cut grooves (13) are arranged at both ends of the corrugated pipe (10) that has been cut. It is very convenient because it can be connected to a piping device. Then, the end of the corrugated pipe (10) is exposed on the wall surface, and the corrugated pipe (10) is exposed.
To bury.
次いで、第６図に示すように波付管（10）の切溝（1
3）に端末保護装置（20）の係止突起（22）を対応させ
て管接続部（21）を波付管（10）の端部に挿入する。す
ると、端末保護装置（20）の係止突起（22）は、切溝
（13）を通過して山部（11）の内側の谷部（12）に対応
する。そこで、端末保護装置（20）を回転させると、係
止突起（22）が波付管（10）の内周上を移動し、第７図
に示すように係止突起（22）の突部（23）が山部（11）
の凹部（14）に係合する。従って、このように簡単な構
成でありながら波付管（10）と端末保護装置（20）とを
簡単に接続して波付管（10）の端末を保護するととも
に、壁面の仕上げを行うことができ、又、その波付管
（10）と端末保護装置（20）との接続状態は確実に保持
される。Then, as shown in FIG. 6, the kerf (1
The pipe connecting part (21) is inserted into the end of the corrugated pipe (10) by making the locking projection (22) of the terminal protection device (20) correspond to 3). Then, the locking projections (22) of the terminal protection device (20) pass through the cut grooves (13) and correspond to the valleys (12) inside the peaks (11). Then, when the terminal protection device (20) is rotated, the locking projection (22) moves on the inner circumference of the corrugated pipe (10), and the projection of the locking projection (22) as shown in FIG. (23) is Yamabe (11)
Engage with the recess (14). Therefore, while having such a simple structure, the corrugated pipe (10) and the terminal protection device (20) can be easily connected to protect the terminal of the corrugated pipe (10) and finish the wall surface. In addition, the connection state between the corrugated pipe (10) and the terminal protection device (20) is reliably maintained.
前記端末保護装置（20）の係止突起（22）は、波付管
（10）の山部（11）の側面によって、確実に抜け止めさ
れるため、大きな力が波付管（10）に加わっても波付管
（10）から端末保護装置（20）が抜けてしまうことはな
い。又、端末保護装置（20）を逆方向等にさらに回転さ
せ、再び係止突起（22）を切溝（13）に対応させれば、
端末保護装置（20）を簡単に波付管（10）から取り外す
ことができる。The locking projections (22) of the terminal protection device (20) are securely prevented from coming off by the side surfaces of the crests (11) of the corrugated pipe (10), so that a large force is applied to the corrugated pipe (10). Even if added, the terminal protection device (20) will not come off from the corrugated pipe (10). In addition, if the terminal protection device (20) is further rotated in the opposite direction and the locking projection (22) is made to correspond to the cut groove (13) again,
The terminal protection device (20) can be easily removed from the corrugated pipe (10).
尚、この波付管（10）の接続構造は、この実施例の端
末保護装置（20）以外の他の配管装置例えば波付管の端
末開口を塞ぐ蓋等を波付管に接続する際にも同様の効果
を奏することは勿論である。The connection structure of the corrugated pipe (10) is used when connecting a piping device other than the terminal protection device (20) of this embodiment, for example, a lid for closing the terminal opening of the corrugated pipe to the corrugated pipe. Of course, the same effect can be obtained.
又、この考案は、内周に山部と谷部を備えた波付管で
あればどのような波付管を用いて実施してもよく、その
材質、形状、太さ及び用途（電線が挿通される波付管若
しくは流体管が挿通される波付管等）を本考案の趣旨か
ら逸脱しない範囲で適宜変更して実施してもよい。又、
切溝（13）の深さや係止突起（22）の大きさを本考案の
趣旨から逸脱しない範囲で適宜変更して実施してもよ
い。Further, this invention may be carried out by using any corrugated pipe as long as it has corrugations and troughs on the inner circumference, and its material, shape, thickness and application (electric wire is The corrugated pipe to be inserted or the corrugated pipe to which a fluid pipe is inserted) may be appropriately modified and implemented without departing from the spirit of the present invention. or,
The depth of the cut groove (13) and the size of the locking projection (22) may be appropriately changed and implemented without departing from the spirit of the present invention.
さらに、端末保護装置（20）の係止突起（22）の数を
１つだけにしたり、切溝（13）の数に応じて３つ以上に
して実施してもよい。Furthermore, the number of the locking projections (22) of the terminal protection device (20) may be only one, or may be three or more depending on the number of the cut grooves (13).
（考案の効果） 以上詳述したように請求項１に記載の波付管の接続構
造においては、山部に切溝を有する波付管と、係止突起
を管接続部の外面に有する配管装置とを接続する際に、
切溝に係止突起を対応させて管接続部を波付管の端部に
挿入し、係止突起を山部の内側の谷部に対応させてから
配管装置を回転させることによって波付管と接続装置と
を簡単かつ確実に抜け止めすることができ、又、配管装
置をさらに回転させて再び切溝に係止突起を対応させれ
ば簡単に波付管から端末保護装置を取り外すことができ
るという優れた効果を奏する。(Effect of the Invention) As described in detail above, in the corrugated pipe connection structure according to claim 1, a pipe having a corrugated groove in the crest portion and a locking projection on the outer surface of the pipe connection portion. When connecting to the device,
Insert the pipe connecting part into the end of the corrugated pipe with the locking projections corresponding to the cut grooves, and align the locking projections with the valleys inside the peaks, and then rotate the piping device. The connection device and the connecting device can be easily and reliably prevented from coming off, and the terminal protection device can be easily removed from the corrugated pipe by further rotating the piping device and making the locking projection correspond to the cut groove again. It has an excellent effect that it can be done.
又、請求項２に記載の波付管端末保護装置において
は、簡単な構成でありながら端末保護装置を波付管の端
部に挿入して回転させるだけで簡単かつ確実に波付管に
対し接続固定し、又、波付管から取り外すことができる
という優れた効果を奏する。Further, in the corrugated tube terminal protection device according to the second aspect of the present invention, the corrugated tube terminal protection device has a simple structure but is simply and surely inserted into the end part of the corrugated tube and rotated. It has an excellent effect that it can be connected and fixed and can be removed from the corrugated pipe.
第１図は本考案を具体化した一実施例の波付管と波付管
端末保護装置の斜視図、第２図は波付管の接続構造の斜
視図、第３図は波付管の斜視図、第４図は波付管の正面
図、第５図は波付管の変形例の斜視図、第６図は波付管
の端末と端末保護装置の側面図、第７図は波付管の接続
構造の要部縦断面図、第８図は従来の端末保護装置の側
面図である。 符号の説明 10……波付管、11……山部、12……谷部、13……切溝、
14……凹部、20……波付管端末保護装置、21……管接続
部、22……係止突起。FIG. 1 is a perspective view of a corrugated pipe and a corrugated pipe terminal protection device according to an embodiment of the present invention, FIG. 2 is a perspective view of a corrugated pipe connection structure, and FIG. 3 is a corrugated pipe. FIG. 4 is a perspective view, FIG. 4 is a front view of the corrugated pipe, FIG. 5 is a perspective view of a modified example of the corrugated pipe, FIG. 6 is a side view of a corrugated pipe terminal and a terminal protection device, and FIG. FIG. 8 is a vertical cross-sectional view of a main part of the connecting structure of the attached tube, and FIG. 8 is a side view of a conventional terminal protection device. Explanation of code 10 …… Corrugated pipe, 11 …… Mountain part, 12 …… Valley part, 13 …… Cutting groove,
14 …… Recessed part, 20 …… Corrugated pipe terminal protection device, 21 …… Pipe connection part, 22 …… Locking protrusion.
Claims (2)
部を切欠形成した切溝を有する波付管と、 前記切溝を通過し波付管の内周上を移動することにより
山部の内側の谷部に配置されて波付管を係止する係止突
起を波付管の端末に挿入される円筒状の管接続部の外面
に有する配管装置と を備えたことを特徴とする波付管の接続構造。1. A corrugated tube having a cut groove formed by cutting out a part of parallel wave peaks formed on the inner circumference, and moving on the inner circumference of the corrugated tube passing through the cut groove. And a piping device having locking projections for locking the corrugated pipe, which are arranged on the inner valley portion of the crest part, and which are inserted into the end of the corrugated pipe on the outer surface of the cylindrical pipe connecting portion. Characteristic corrugated pipe connection structure.
部と、 前記管接続部の外面に撓むことなく一体に突出形成さ
れ、波付管の内周に突出形成される山部に切欠形成され
た切溝のみを通過し波付管の内周上を移動することによ
り山部の内側の谷部に配置される係止突起と を備えたことを特徴とする波付管端末保護装置。2. A cylindrical pipe connecting portion to be inserted into an end of the corrugated pipe and a projecting member integrally formed on an outer surface of the pipe connecting unit without bending, and projectingly formed on an inner circumference of the corrugated pipe. A corrugation characterized in that the corrugated pipe is provided with a locking projection that is arranged in a valley portion inside the peak portion by moving only on the inner groove of the corrugated pipe that passes through only the notch formed in the peak portion. Pipe terminal protection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4706690U JP2517296Y2 (en) | 1990-05-01 | 1990-05-01 | Corrugated pipe connection structure and corrugated pipe terminal protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4706690U JP2517296Y2 (en) | 1990-05-01 | 1990-05-01 | Corrugated pipe connection structure and corrugated pipe terminal protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH045594U JPH045594U (en) | 1992-01-20 |
| JP2517296Y2 true JP2517296Y2 (en) | 1996-11-20 |
Family
ID=31562676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4706690U Expired - Lifetime JP2517296Y2 (en) | 1990-05-01 | 1990-05-01 | Corrugated pipe connection structure and corrugated pipe terminal protection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2517296Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5367600B2 (en) * | 2010-01-27 | 2013-12-11 | 未来工業株式会社 | Fluid pipe |
-
1990
- 1990-05-01 JP JP4706690U patent/JP2517296Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH045594U (en) | 1992-01-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |